News

R407F a lower GWP alternative to R22

R407F is a refrigerant developed by Honeywell. It is a blend of R32, R125 and R134a, and is related to R407C, but has a pressure which better matches R22, R404A and R507. Although R407F was originally intended as an R22 replacement it is now also used in supermarket applications where its GWP of ... Read More

How does air conditioning compressor always hold the shaft?How to repair?

For the central air conditioner, the compressor is the key equipment for cooling and heating of the air conditioner unit, and the compressor is also a device that is often prone to failure. The maintenance of the compressor is also a very common maintenance business. Today, I will introduce the r... Read More

Disassembly and assembly of semi-hermetic refrigeration compressor

The method of Disassembly refrigeration compressor was as the following: (Although the disassembly and assembly process of various piston refrigeration compressors are basically similar, due to different structures, the disassembly and assembly steps and requirements are also slightly different.)... Read More

The 21st China International Maritime Exhibition was postponed to June 2022

As the Covid-19 Pandemic was affected, the 21st China International Maritime Exhibition originally scheduled to be held in Shanghai from December 7 to 10, 2021 has been postponed to June 2022. The exact time and place will be announced in due course. Launched for over 40 years, Marintec Chin... Read More

Warm congratulations our company to get the ISO9001:2015 quality management system certification

From March 15th to 17th, 2022, the audit expert group of Guardian Certification Co., Ltd. visited our company for a two-day certification audit. The expert group reviewed the intellectual property-related processes and activities of the company’s R&D, management, business and other depa... Read More